Home / 7,520.50-11,277.96-3,356.38

Finding the Fourth Proportional to 7,520.50, 11,277.96 and 3,356.38

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Solution

The fourth proportional to 7,520.50, 11,277.96 and 3,356.38 is: 5,033.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.50 : 11,277.96 = 3,356.38 : x
  2. Step 2: Convert to fraction form
    7,520.50/11,277.96 = 3,356.38/x
  3. Step 3: Cross multiply
    7,520.50x = 11,277.96 × 3,356.38
  4. Step 4: Simplify right side
    7,520.50x = 37,853,119.38
  5. Step 5: Solve for x
    x = 37,853,119.38/7,520.50
  6. Step 6: Final answer
    x = 5,033.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.